Re: Review of Thomas's >2GB ext2fs proposal

[Thomas Bushnell BSG]

"Neal H. Walfield" <neal@cs.uml.edu> writes:

> > 4) And finally, what about data caching--which is vastly more
> >    important than mapping caching?  My version has it that data is
> >    cached as long as the kernel wants to keep it around, and in a
> >    fashion decoupled from mappings.
> 
> I evict when the kernel evicts.  This keeps the accounting data
> proportional to the data in core.

How do you know when the kernel evicts?